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#include "utils.h"
#include "vblank.h"
#include "xmlpool.h"
#include "pipe/p_context.h"
#include "state_tracker/st_public.h"
#include "state_tracker/st_cb_fbo.h"
#include "nouveau_context.h"
#include "nouveau_device.h"
#include "nouveau_drm.h"
#include "nouveau_dri.h"
#include "nouveau_local.h"
#include "nouveau_screen.h"
#include "nouveau_swapbuffers.h"
#if NOUVEAU_DRM_HEADER_PATCHLEVEL != 10
#error nouveau_drm.h version does not match expected version
#endif
PUBLIC const char __driConfigOptions[] =
DRI_CONF_BEGIN
DRI_CONF_END;
static const GLuint __driNConfigOptions = 0;
extern const struct dri_extension common_extensions[];
extern const struct dri_extension nv40_extensions[];
static GLboolean
nouveau_screen_create(__DRIscreenPrivate *driScrnPriv)
{
struct nouveau_dri *nv_dri = driScrnPriv->pDevPriv;
struct nouveau_screen *nv_screen;
int ret;
if (driScrnPriv->devPrivSize != sizeof(struct nouveau_dri)) {
NOUVEAU_ERR("DRI struct mismatch between DDX/DRI\n");
return GL_FALSE;
}
nv_screen = CALLOC_STRUCT(nouveau_screen);
if (!nv_screen)
return GL_FALSE;
nv_screen->driScrnPriv = driScrnPriv;
driScrnPriv->private = (void *)nv_screen;
driParseOptionInfo(&nv_screen->option_cache,
__driConfigOptions, __driNConfigOptions);
if ((ret = nouveau_device_open_existing(&nv_screen->device, 0,
driScrnPriv->fd, 0))) {
NOUVEAU_ERR("Failed opening nouveau device: %d\n", ret);
return GL_FALSE;
}
nv_screen->front_offset = nv_dri->front_offset;
nv_screen->front_pitch = nv_dri->front_pitch * (nv_dri->bpp / 8);
nv_screen->front_cpp = nv_dri->bpp / 8;
nv_screen->front_height = nv_dri->height;
return GL_TRUE;
}
static void
nouveau_screen_destroy(__DRIscreenPrivate *driScrnPriv)
{
struct nouveau_screen *nv_screen = driScrnPriv->private;
driScrnPriv->private = NULL;
FREE(nv_screen);
}
static GLboolean
nouveau_create_buffer(__DRIscreenPrivate * driScrnPriv,
__DRIdrawablePrivate * driDrawPriv,
const __GLcontextModes *glVis, GLboolean pixmapBuffer)
{
struct nouveau_framebuffer *nvfb;
if (pixmapBuffer)
return GL_FALSE;
nvfb = CALLOC_STRUCT(nouveau_framebuffer);
if (!nvfb)
return GL_FALSE;
nvfb->stfb = st_create_framebuffer(glVis, GL_TRUE, (void*)nvfb);
if (!nvfb->stfb) {
free(nvfb);
return GL_FALSE;
}
driDrawPriv->driverPrivate = (void *)nvfb;
return GL_TRUE;
}
static void
nouveau_destroy_buffer(__DRIdrawablePrivate * driDrawPriv)
{
struct nouveau_framebuffer *nvfb;
nvfb = (struct nouveau_framebuffer *)driDrawPriv;
st_unreference_framebuffer(&nvfb->stfb);
free(nvfb);
}
static struct __DriverAPIRec
nouveau_api = {
.InitDriver = nouveau_screen_create,
.DestroyScreen = nouveau_screen_destroy,
.CreateContext = nouveau_context_create,
.DestroyContext = nouveau_context_destroy,
.CreateBuffer = nouveau_create_buffer,
.DestroyBuffer = nouveau_destroy_buffer,
.SwapBuffers = nouveau_swap_buffers,
.MakeCurrent = nouveau_context_bind,
.UnbindContext = nouveau_context_unbind,
.GetSwapInfo = NULL,
.GetMSC = NULL,
.WaitForMSC = NULL,
.WaitForSBC = NULL,
.SwapBuffersMSC = NULL,
.CopySubBuffer = nouveau_copy_sub_buffer,
.setTexOffset = NULL
};
static __GLcontextModes *
nouveau_fill_in_modes(unsigned pixel_bits, unsigned depth_bits,
unsigned stencil_bits, GLboolean have_back_buffer)
{
__GLcontextModes * modes;
__GLcontextModes * m;
unsigned num_modes;
unsigned depth_buffer_factor;
unsigned back_buffer_factor;
int i;
static const struct {
GLenum format;
GLenum type;
} fb_format_array[] = {
{ GL_RGB , GL_UNSIGNED_SHORT_5_6_5 },
{ GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV },
{ GL_BGR , GL_UNSIGNED_INT_8_8_8_8_REV },
};
/* GLX_SWAP_COPY_OML is only supported because the Intel driver doesn't
* support pageflipping at all.
*/
static const GLenum back_buffer_modes[] = {
GLX_NONE, GLX_SWAP_UNDEFINED_OML, GLX_SWAP_COPY_OML
};
u_int8_t depth_bits_array[4] = { 0, 16, 24, 24 };
u_int8_t stencil_bits_array[4] = { 0, 0, 0, 8 };
depth_buffer_factor = 4;
back_buffer_factor = (have_back_buffer) ? 3 : 1;
num_modes = ((pixel_bits==16) ? 1 : 2) *
depth_buffer_factor * back_buffer_factor * 4;
modes = (*dri_interface->createContextModes)(num_modes,
sizeof(__GLcontextModes));
m = modes;
for (i=((pixel_bits==16)?0:1);i<((pixel_bits==16)?1:3);i++) {
if (!driFillInModes(&m, fb_format_array[i].format,
fb_format_array[i].type,
depth_bits_array,
stencil_bits_array,
depth_buffer_factor,
back_buffer_modes,
back_buffer_factor,
GLX_TRUE_COLOR)) {
fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
__func__, __LINE__ );
return NULL;
}
if (!driFillInModes(&m, fb_format_array[i].format,
fb_format_array[i].type,
depth_bits_array,
stencil_bits_array,
depth_buffer_factor,
back_buffer_modes,
back_buffer_factor,
GLX_DIRECT_COLOR)) {
fprintf( stderr, "[%s:%u] Error creating FBConfig!\n",
__func__, __LINE__ );
return NULL;
}
}
return modes;
}
PUBLIC void *
__driCreateNewScreen_20050727(__DRInativeDisplay *dpy, int scrn,
__DRIscreen *psc, const __GLcontextModes * modes,
const __DRIversion * ddx_version,
const __DRIversion * dri_version,
const __DRIversion * drm_version,
const __DRIframebuffer * frame_buffer,
void * pSAREA, int fd, int internal_api_version,
const __DRIinterfaceMethods * interface,
__GLcontextModes ** driver_modes)
{
__DRIscreenPrivate *psp;
static const __DRIversion ddx_expected = { 1, 2, 0 };
static const __DRIversion dri_expected = { 4, 0, 0 };
static const __DRIversion drm_expected =
{ 0, 0, NOUVEAU_DRM_HEADER_PATCHLEVEL };
struct nouveau_dri *nv_dri = NULL;
dri_interface = interface;
if (!driCheckDriDdxDrmVersions2("nouveau",
dri_version, &dri_expected,
ddx_version, &ddx_expected,
drm_version, &drm_expected)) {
return NULL;
}
if (drm_expected.patch != drm_version->patch) {
fprintf(stderr, "Incompatible DRM patch level.\n"
"Expected: %d\n" "Current : %d\n",
drm_expected.patch, drm_version->patch);
return NULL;
}
psp = __driUtilCreateNewScreen(dpy, scrn, psc, NULL,
ddx_version, dri_version, drm_version,
frame_buffer, pSAREA, fd,
internal_api_version,
&nouveau_api);
if (psp == NULL)
return NULL;
nv_dri = psp->pDevPriv;
*driver_modes = nouveau_fill_in_modes(nv_dri->bpp,
(nv_dri->bpp == 16) ? 16 : 24,
(nv_dri->bpp == 16) ? 0 : 8,
1);
driInitExtensions(NULL, common_extensions, GL_FALSE);
driInitExtensions(NULL, nv40_extensions, GL_FALSE);
return (void *)psp;
}
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